Home / 17,874,379.20-26,784,012.60-13,303,986.60

Finding the Fourth Proportional to 17,874,379.20, 26,784,012.60 and 13,303,986.60

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Solution

The fourth proportional to 17,874,379.20, 26,784,012.60 and 13,303,986.60 is: 19,935,469.69

Step by Step Solution

  1. Step 1: Write the proportion equation
    17,874,379.20 : 26,784,012.60 = 13,303,986.60 : x
  2. Step 2: Convert to fraction form
    17,874,379.20/26,784,012.60 = 13,303,986.60/x
  3. Step 3: Cross multiply
    17,874,379.20x = 26,784,012.60 × 13,303,986.60
  4. Step 4: Simplify right side
    17,874,379.20x = 356,334,144,724,631.19
  5. Step 5: Solve for x
    x = 356,334,144,724,631.19/17,874,379.20
  6. Step 6: Final answer
    x = 19,935,469.69

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.